CVE-2019-18212
MEDIUM
6.5
CVSS Score
Published: October 23, 2019 at 09:05 PM UTC
Updated: June 17, 2026 at 02:24 AM UTC
3 products affected across 3 vendorsWild Web DeveloperXML Server ProjectTheia XML Extension
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Severity
MEDIUM6.5
Exploit prediction
EPSS 3%
Description
XMLLanguageService.java in XML Language Server (aka lsp4xml) before 0.9.1, as used in Red Hat XML Language Support (aka vscode-xml) before 0.9.1 for Visual Studio and other products, allows a remote attacker to write to arbitrary files via Directory Traversal.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Wild Web Developer· Eclipsevscode-extension
95%All versions
Theia XML Extension· Theia XML Extension Projectvscode-extension
95%All versions
XML Server Project· XML Language Server Projectvscode-extension
95%v < 0.9.1
Affected range stops below 0.9.1, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (6)
x_refsource_CONFIRMRelease NotesThird Party Advisory
Source: [email protected]
https://github.com/angelozerr/lsp4xml/blob/master/CHANGELOG.md#othersx_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/angelozerr/lsp4xml/pull/567x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/redhat-developer/vscode-xml/x_refsource_MISCThird Party Advisory
Source: [email protected]
https://marketplace.visualstudio.com/items?itemName=redhat.vscode-xmlx_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://www.shielder.it/blog/dont-open-that-xml-xxe-to-rce-in-xml-plugins-for-vs-code-eclipse-theia/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-22
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